To solve the expression \(9 \times 10 \times 3 + 2.3 \times 10 \times 4\), let's calculate each term step by step.
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Calculate \(9 \times 10 \times 3\): \[ 9 \times 10 = 90 \] \[ 90 \times 3 = 270 \]
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Calculate \(2.3 \times 10 \times 4\): \[ 2.3 \times 10 = 23 \] \[ 23 \times 4 = 92 \]
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Now add both results together: \[ 270 + 92 = 362 \]
Thus, the final result is \( \boxed{362} \).